diff options
Diffstat (limited to 'rpc/packages.go')
| -rw-r--r-- | rpc/packages.go | 313 |
1 files changed, 292 insertions, 21 deletions
diff --git a/rpc/packages.go b/rpc/packages.go index 700b9b2b3..ac3127356 100644 --- a/rpc/packages.go +++ b/rpc/packages.go @@ -26,24 +26,104 @@ For each request type, define the following: package rpc import ( + "fmt" "math/big" "strings" + "sync" + "github.com/ethereum/go-ethereum/core" + "github.com/ethereum/go-ethereum/core/types" + "github.com/ethereum/go-ethereum/crypto" + "github.com/ethereum/go-ethereum/ethdb" "github.com/ethereum/go-ethereum/ethutil" + "github.com/ethereum/go-ethereum/event/filter" + "github.com/ethereum/go-ethereum/state" "github.com/ethereum/go-ethereum/xeth" ) -type RpcServer interface { - Start() - Stop() +const ( + defaultGasPrice = "10000000000000" + defaultGas = "10000" +) + +type EthereumApi struct { + xeth *xeth.XEth + filterManager *filter.FilterManager + + logMut sync.RWMutex + logs map[int]state.Logs + + messagesMut sync.RWMutex + messages map[int][]xeth.WhisperMessage + + db ethutil.Database } -func NewEthereumApi(xeth *xeth.XEth) *EthereumApi { - return &EthereumApi{xeth: xeth} +func NewEthereumApi(eth *xeth.XEth) *EthereumApi { + db, _ := ethdb.NewLDBDatabase("dapps") + api := &EthereumApi{ + xeth: eth, + filterManager: filter.NewFilterManager(eth.Backend().EventMux()), + logs: make(map[int]state.Logs), + messages: make(map[int][]xeth.WhisperMessage), + db: db, + } + go api.filterManager.Start() + + return api } -type EthereumApi struct { - xeth *xeth.XEth +func (self *EthereumApi) NewFilter(args *FilterOptions, reply *interface{}) error { + var id int + filter := core.NewFilter(self.xeth.Backend()) + filter.SetOptions(toFilterOptions(args)) + filter.LogsCallback = func(logs state.Logs) { + self.logMut.Lock() + defer self.logMut.Unlock() + + self.logs[id] = append(self.logs[id], logs...) + } + id = self.filterManager.InstallFilter(filter) + *reply = id + + return nil +} + +func (self *EthereumApi) NewFilterString(args string, reply *interface{}) error { + var id int + filter := core.NewFilter(self.xeth.Backend()) + + callback := func(block *types.Block) { + self.logs[id] = append(self.logs[id], &state.StateLog{}) + } + if args == "pending" { + filter.PendingCallback = callback + } else if args == "chain" { + filter.BlockCallback = callback + } + + id = self.filterManager.InstallFilter(filter) + *reply = id + + return nil +} + +func (self *EthereumApi) FilterChanged(id int, reply *interface{}) error { + self.logMut.RLock() + defer self.logMut.RUnlock() + + *reply = toLogs(self.logs[id]) + + self.logs[id] = nil // empty the logs + + return nil +} + +func (self *EthereumApi) Logs(id int, reply *interface{}) error { + filter := self.filterManager.GetFilter(id) + *reply = toLogs(filter.Find()) + + return nil } func (p *EthereumApi) GetBlock(args *GetBlockArgs, reply *interface{}) error { @@ -61,22 +141,25 @@ func (p *EthereumApi) GetBlock(args *GetBlockArgs, reply *interface{}) error { } func (p *EthereumApi) Transact(args *NewTxArgs, reply *interface{}) error { - err := args.requirements() - if err != nil { - return err + if len(args.Gas) == 0 { + args.Gas = defaultGas + } + + if len(args.GasPrice) == 0 { + args.GasPrice = defaultGasPrice } - result, _ := p.xeth.Transact( /* TODO specify account */ "", args.Recipient, args.Value, args.Gas, args.GasPrice, args.Body) + + result, _ := p.xeth.Transact( /* TODO specify account */ args.To, args.Value, args.Gas, args.GasPrice, args.Data) *reply = result return nil } -func (p *EthereumApi) Create(args *NewTxArgs, reply *interface{}) error { - err := args.requirementsContract() +func (p *EthereumApi) Call(args *NewTxArgs, reply *interface{}) error { + result, err := p.xeth.Call( /* TODO specify account */ args.To, args.Value, args.Gas, args.GasPrice, args.Data) if err != nil { return err } - result, _ := p.xeth.Transact( /* TODO specify account */ "", "", args.Value, args.Gas, args.GasPrice, args.Body) *reply = result return nil } @@ -91,7 +174,7 @@ func (p *EthereumApi) PushTx(args *PushTxArgs, reply *interface{}) error { return nil } -func (p *EthereumApi) GetStorageAt(args *GetStorageArgs, reply *interface{}) error { +func (p *EthereumApi) GetStateAt(args *GetStateArgs, reply *interface{}) error { err := args.requirements() if err != nil { return err @@ -99,6 +182,7 @@ func (p *EthereumApi) GetStorageAt(args *GetStorageArgs, reply *interface{}) err state := p.xeth.State().SafeGet(args.Address) + value := state.StorageString(args.Key) var hx string if strings.Index(args.Key, "0x") == 0 { hx = string([]byte(args.Key)[2:]) @@ -107,9 +191,18 @@ func (p *EthereumApi) GetStorageAt(args *GetStorageArgs, reply *interface{}) err i, _ := new(big.Int).SetString(args.Key, 10) hx = ethutil.Bytes2Hex(i.Bytes()) } - rpclogger.Debugf("GetStorageAt(%s, %s)\n", args.Address, hx) - value := state.Storage(ethutil.Hex2Bytes(hx)) - *reply = GetStorageAtRes{Address: args.Address, Key: args.Key, Value: value.Str()} + rpclogger.Debugf("GetStateAt(%s, %s)\n", args.Address, hx) + *reply = map[string]string{args.Key: value.Str()} + return nil +} + +func (p *EthereumApi) GetStorageAt(args *GetStorageArgs, reply *interface{}) error { + err := args.requirements() + if err != nil { + return err + } + + *reply = p.xeth.State().SafeGet(args.Address).Storage() return nil } @@ -128,11 +221,21 @@ func (p *EthereumApi) GetCoinbase(reply *interface{}) error { return nil } +func (p *EthereumApi) Accounts(reply *interface{}) error { + *reply = p.xeth.Accounts() + return nil +} + func (p *EthereumApi) GetIsMining(reply *interface{}) error { *reply = p.xeth.IsMining() return nil } +func (p *EthereumApi) BlockNumber(reply *interface{}) error { + *reply = p.xeth.Backend().ChainManager().CurrentBlock().Number() + return nil +} + func (p *EthereumApi) GetTxCountAt(args *GetTxCountArgs, reply *interface{}) error { err := args.requirements() if err != nil { @@ -148,7 +251,7 @@ func (p *EthereumApi) GetBalanceAt(args *GetBalanceArgs, reply *interface{}) err return err } state := p.xeth.State().SafeGet(args.Address) - *reply = BalanceRes{Balance: state.Balance().String(), Address: args.Address} + *reply = toHex(state.Balance().Bytes()) return nil } @@ -161,6 +264,81 @@ func (p *EthereumApi) GetCodeAt(args *GetCodeAtArgs, reply *interface{}) error { return nil } +func (p *EthereumApi) Sha3(args *Sha3Args, reply *interface{}) error { + *reply = toHex(crypto.Sha3(fromHex(args.Data))) + return nil +} + +func (p *EthereumApi) DbPut(args *DbArgs, reply *interface{}) error { + err := args.requirements() + if err != nil { + return err + } + + p.db.Put([]byte(args.Database+args.Key), []byte(args.Value)) + *reply = true + return nil +} + +func (p *EthereumApi) DbGet(args *DbArgs, reply *interface{}) error { + err := args.requirements() + if err != nil { + return err + } + + res, _ := p.db.Get([]byte(args.Database + args.Key)) + *reply = string(res) + return nil +} + +func (p *EthereumApi) NewWhisperIdentity(reply *interface{}) error { + *reply = p.xeth.Whisper().NewIdentity() + return nil +} + +func (p *EthereumApi) NewWhisperFilter(args *xeth.Options, reply *interface{}) error { + var id int + args.Fn = func(msg xeth.WhisperMessage) { + p.messagesMut.Lock() + defer p.messagesMut.Unlock() + p.messages[id] = append(p.messages[id], msg) + } + id = p.xeth.Whisper().Watch(args) + *reply = id + return nil +} + +func (self *EthereumApi) MessagesChanged(id int, reply *interface{}) error { + self.messagesMut.RLock() + defer self.messagesMut.RUnlock() + + *reply = self.messages[id] + + self.messages[id] = nil // empty the messages + + return nil +} + +func (p *EthereumApi) WhisperPost(args *WhisperMessageArgs, reply *interface{}) error { + err := p.xeth.Whisper().Post(args.Payload, args.To, args.From, args.Topics, args.Priority, args.Ttl) + if err != nil { + return err + } + + *reply = true + return nil +} + +func (p *EthereumApi) HasWhisperIdentity(args string, reply *interface{}) error { + *reply = p.xeth.Whisper().HasIdentity(args) + return nil +} + +func (p *EthereumApi) WhisperMessages(id int, reply *interface{}) error { + *reply = p.xeth.Whisper().Messages(id) + return nil +} + func (p *EthereumApi) GetRequestReply(req *RpcRequest, reply *interface{}) error { // Spec at https://github.com/ethereum/wiki/wiki/Generic-ON-RPC rpclogger.DebugDetailf("%T %s", req.Params, req.Params) @@ -173,6 +351,10 @@ func (p *EthereumApi) GetRequestReply(req *RpcRequest, reply *interface{}) error return p.GetIsMining(reply) case "eth_peerCount": return p.GetPeerCount(reply) + case "eth_number": + return p.BlockNumber(reply) + case "eth_accounts": + return p.Accounts(reply) case "eth_countAt": args, err := req.ToGetTxCountArgs() if err != nil { @@ -192,7 +374,13 @@ func (p *EthereumApi) GetRequestReply(req *RpcRequest, reply *interface{}) error } return p.GetBalanceAt(args, reply) case "eth_stateAt": - args, err := req.ToGetStorageArgs() + args, err := req.ToGetStateArgs() + if err != nil { + return err + } + return p.GetStateAt(args, reply) + case "eth_storageAt": + args, err := req.ToStorageAtArgs() if err != nil { return err } @@ -203,8 +391,91 @@ func (p *EthereumApi) GetRequestReply(req *RpcRequest, reply *interface{}) error return err } return p.GetBlock(args, reply) + case "eth_transact": + args, err := req.ToNewTxArgs() + if err != nil { + return err + } + return p.Transact(args, reply) + case "eth_call": + args, err := req.ToNewTxArgs() + if err != nil { + return err + } + return p.Call(args, reply) + case "eth_newFilter": + args, err := req.ToFilterArgs() + if err != nil { + return err + } + return p.NewFilter(args, reply) + case "eth_newFilterString": + args, err := req.ToFilterStringArgs() + if err != nil { + return err + } + return p.NewFilterString(args, reply) + case "eth_changed": + args, err := req.ToFilterChangedArgs() + if err != nil { + return err + } + return p.FilterChanged(args, reply) + case "eth_gasPrice": + *reply = defaultGasPrice + return nil + case "web3_sha3": + args, err := req.ToSha3Args() + if err != nil { + return err + } + return p.Sha3(args, reply) + case "db_put": + args, err := req.ToDbPutArgs() + if err != nil { + return err + } + return p.DbPut(args, reply) + case "db_get": + args, err := req.ToDbGetArgs() + if err != nil { + return err + } + return p.DbGet(args, reply) + case "shh_newIdentity": + return p.NewWhisperIdentity(reply) + case "shh_newFilter": + args, err := req.ToWhisperFilterArgs() + if err != nil { + return err + } + return p.NewWhisperFilter(args, reply) + case "shh_changed": + args, err := req.ToWhisperIdArgs() + if err != nil { + return err + } + return p.MessagesChanged(args, reply) + case "shh_post": + args, err := req.ToWhisperPostArgs() + if err != nil { + return err + } + return p.WhisperPost(args, reply) + case "shh_haveIdentity": + args, err := req.ToWhisperHasIdentityArgs() + if err != nil { + return err + } + return p.HasWhisperIdentity(args, reply) + case "shh_getMessages": + args, err := req.ToWhisperIdArgs() + if err != nil { + return err + } + return p.WhisperMessages(args, reply) default: - return NewErrorResponse(ErrorNotImplemented) + return NewErrorResponse(fmt.Sprintf("%v %s", ErrorNotImplemented, req.Method)) } rpclogger.DebugDetailf("Reply: %T %s", reply, reply) |